C3132121111331312113313331333133313113313331312111112111133133313223313232111   >>    C313212111133131211331333133313331311331333131211111211113313331322331323211   <<    C3132121111331312113313331333133313113313331312111112111133133313223313232113   >>      C3132121111331312113313331333133313113313331312111112111133133313223313232112   >>